Delavan Lake, WI has a humid continental climate with warm summers and cold winters. Average temperatures range from 40-50 degrees Fahrenheit in the winter months to 70-80 degrees Fahrenheit in the summer months. Precipitation is evenly spread throughout the year, with typically higher amounts of rain and snowfall occurring during the winter months. The lake itself plays an important role in moderating the climate, leading to cooler days during the warmer months and warmer nights all year round.
Delavan Lake, Wisconsin gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Delavan Lake averages 36 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 192 sunny days per year in Delavan Lake. The US average is 205 sunny days.
Delavan Lake gets some kind of precipitation, on average, 122 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 83 degrees
Winter Low: the January low is 12
Rain: averages 36 inches of rain a year
Snow: averages 36 inches of snow a year